`duna.vn`

DNSSEC	⚠️ Not signed
A	103.28.36.126^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
		PTR	`share-dedi01.nhanhoa.com`
NS	`nsbak.pavietnam.net` ⭐
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`nsbak.dotvndns.com`
		A	112.213.89.22^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns8922.dotvndns.vn`
NS	`ns1.pavietnam.vn`
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns1.dotvndns.vn`
NS	`ns2.pavietnam.vn`
		A	2406:9c80::9000:111^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns2.dotvndns.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`v=spf1 a mx ~all`
TXT	`google-site-verification=hmF-bBzCMErs7I8slQrynD2drTFTkWaOuqz_UGRqhoI`
SOA	`nsbak.pavietnam.net`hostmaster@duna.vn 2023-07-14 #13

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2030753503

Subdomains

webmail.duna.vn

www.duna.vn

cpcalendars.duna.vn

cpanel.duna.vn

webdisk.duna.vn

cpcontacts.duna.vn

Same first word

duna.pl

duna.com.ar

duna.digital

duna.se

duna.ua

duna.at

duna.vc

duna.cz

duna.academy

duna.no

duna.us

duna.tv

duna.com.mk

duna.com.mx

duna.com

duna.mk

duna.es

duna.com.co

duna.be

duna.ru

duna.ch

duna.kitchen

duna.nl

duna.hu

duna.vn

duna.de

duna.info

duna.com.tr

duna.biz.pl

duna.eu

duna.cl

duna.net

duna.org

Similar names

duan.gov.cn

nuad.de

dnau.ru

adun.fr

duan.in

nuda.at

unda.at

duan.ws

nuad.nl

duan.work

nuda.nl

unda.com.tw

danu.ch

udan.net

anud.de

daun.hs.kr

uadn.net

nuda.cz

ndau.info

duan.co.il

duan.net.cn

unda.it

daun.link

danu.cn

adun.nl

andu.ro

daun.name

andu.ch

andu.us

unda.com.ar

andu.eu

adnu.ru

duan.red

andu.ee

nuad.org

adnu.cn

nuad.ru

nadu.co.in

unda.ca

nuda.de

adun.de

nuda.com

danu.com

andu.me

danu.net

nuda.info

daun.co

unda.biz

danu.fr

adnu.net

unad.us

unda.be

udna.co.uk

udan.co.in

andu.de

daun.co.id

danu.biz

uand.us

adun.ru

duan.fr

daun.de

nuda.no

danu.kim

danu.kr

andu.ws

unad.com

unad.org

danu.ca

duan.com.au

naud.me

adun.cn

nadu.co.uk

unad.net

unad.jp

udna.org

daun.it

unad.de

duan.pl

daun.se

danu.hr

adun.edu.ng

audn.com

ndua.com

andu.com.vn

adun.work

unda.com.ua

nuda.ca

andu.com.ro

unad.edu.co

unda.fr

adun.com

naud.eu

unad.ru

daun.ltd

uand.co

adnu.nl

daun.dk

andu.online

nuda.ch

unda.lv

audn.de

nadu.com.ua

danu.co.uk

nuda.net

adun.net

udan.org

daun.com.my

unda.info

daun.ru

udan.co.il

daun.com

dnua.com

duan.be

naud.it

andu.com

unad.co.za

daun.bet

nuda.se

daun.ca

duan.at

daun.info

aund.de

danu.ro

unad.com.cn

duan.vn

danu.ru

danu.dk

naud.co.uk

anud.ru

andu.org

uand.net

andu.es

nuad.at

uand.me

nuad.eu

nadu.org

andu.biz

nuda.pl

audn.net

daun.com.br

udan.ru

ndau.net

andu.net

duan.website

nuad.info

aund.com

andu.com.cn

duan.li

unda.ru

naud.net

nuad.ch

andu.codes

unad.it

duan.com

daun.nl

nadu.us

naud.in

daun.net

unda.me

nadu.net

DNS History

9 records (9 active, 0 former)

●NSns1.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●NSns2.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●NSnsbak.pavietnam.net2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●MXaspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

●A103.28.36.1262026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 13:29:30
● 2026-05-09 19:54:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
duna.vn	ns2.pavietnam.vn, nsbak.pavietnam.net, ns1.pavietnam.vn	4 records

✅ Authoritative Response

Server:112.213.89.22

NS records: ns2.pavietnam.vn, nsbak.pavietnam.net, ns1.pavietnam.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duna.vn (unsigned zone)

⏱️ Timing

Total: 1894ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.28.36.126`
NS	3	`ns2.pavietnam.vn, nsbak.pavietnam.net...`
MX	5	`aspmx.l.google.com (pri: 1), alt2.aspmx.l.google.com (pri: 5)...`
TXT	3	`google-site-verification=hmF-bBzCMErs7I8, v=spf1 a mx ~all...`
SOA	1	`nsbak.pavietnam.net hostmaster.duna.vn`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)

Analysis

Hierarchy

duna.vn is a parent of webmail.duna.vn, www.duna.vn, cpcalendars.duna.vn, cpanel.duna.vn and webdisk.duna.vn, plus a few other host names.

IP Addresses

duna.vn resolves to one IP number: 103.28.36.126.

Other host names, for instance www.hasen.vn, padgett.inas.gov.vn, dathangchina.vn, cpanel.rubikgroup.vn and jhcwc.trungtambtxhnghean.gov.vn share IP numbers with duna.vn.

Name Servers

duna.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.

duna.vn at least partially shares name servers with other domains, including gamingpc.vn, oceanedu.vn, taquangbuu-bk.edu.vn, dlh.vn and nagase.com.vn.